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Vulnerability record · CVE-2026-20527 · published 5 October 2026

CVE-2026-20527: Mediatek mt2716 firmware vulnerability

Mediatek · Mt2716 Firmware

In Modem, there is a possible system crash due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01864925 / MOLY01210562; Issue ID: MSV-8303.

5.3 CVSS 3.1 Medium EPSS 0.20% · top 90.5% CWE-129 · CWE-129
5.3CVSS 3.1 base score
0.20%EPSS exploitation probability, 30 days
NoNot in CISA KEV
55Affected product versions listed by NVD
1References
8 Oct 2026Last modified by NVD

Description

In Modem, there is a possible system crash due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01864925 / MOLY01210562; Issue ID: MSV-8303.

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

55 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.mediatek.com/product-security-bulletin/October-2026 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-20527), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.